In 1957, in the case of Conley v. Gibson, the Supreme Court announced a minimal standard for the contents of a complaint under the Federal Rules of Civil Procedure and endorsed what has come to be known as \u27notice\u27 pleading. This article, prepared for a symposium on Conley, reviews the debate over pleading requirements that preceded the case. Unlike modern discussions of pleading, which focus on the level of factual specificity required in complaints, the pre-Conley debate was about the legal content of complaints - an question largely forgotten in the years following Conley. The early twentieth century debate over pleading was at least in part a jurisprudential debate, waged between legal formalists and Legal Realists. The different ...